Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
nghien cua » nghien cuu, nghiep cua, nghiep vua
hoc nhanh » hoc nganh, hoc phan
chong hoc » chung hoc, chong doc, thong hoc
hai doanh » lai doanh, nhap doanh, trai doanh
thu sach » thuat sach, thuoc sach, thu hoach
cong hoc » dong hoc, cong hoa, cong coc
nhan van » nhan dan, nhan va, phan van
tu sach » su sach, te sach, tu cach
hoi tai » hoc tai, hoi trac
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) OR (thu sach)) hoi tai, nghien cua cong hoc nhanh chong hoc xa hai doanh nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) hoi tai, nghien cua cong hoc nhanh chong hoc xa hai doanh nhan van".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (thu sach)) hoi tai, nghien cua cong hoc nhanh chong hoc xa hai doanh nhan van*.